[INFO] fetching crate arc_number 0.4.0...
[INFO] testing arc_number-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate arc_number 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate arc_number 0.4.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arc_number 0.4.0
[INFO] finished tweaking crates.io crate arc_number 0.4.0
[INFO] tweaked toml for crates.io crate arc_number 0.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03efd694caf4546e2caf506227adc88216be697a3b8266167e4bd2cd4a3b39b2
[INFO] running `Command { std: "docker" "start" "-a" "03efd694caf4546e2caf506227adc88216be697a3b8266167e4bd2cd4a3b39b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03efd694caf4546e2caf506227adc88216be697a3b8266167e4bd2cd4a3b39b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03efd694caf4546e2caf506227adc88216be697a3b8266167e4bd2cd4a3b39b2", kill_on_drop: false }`
[INFO] [stdout] 03efd694caf4546e2caf506227adc88216be697a3b8266167e4bd2cd4a3b39b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7831b98e4eb9b3b90122c752e19ecd7969221f23850e6f15cfe3f1d2dd2176e6
[INFO] running `Command { std: "docker" "start" "-a" "7831b98e4eb9b3b90122c752e19ecd7969221f23850e6f15cfe3f1d2dd2176e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling bigdecimal v0.2.2
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling arc_number v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.60s
[INFO] running `Command { std: "docker" "inspect" "7831b98e4eb9b3b90122c752e19ecd7969221f23850e6f15cfe3f1d2dd2176e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7831b98e4eb9b3b90122c752e19ecd7969221f23850e6f15cfe3f1d2dd2176e6", kill_on_drop: false }`
[INFO] [stdout] 7831b98e4eb9b3b90122c752e19ecd7969221f23850e6f15cfe3f1d2dd2176e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edfd63ac8895d8f5e71b13ca78d2da6543d65f3d69b57598f3c1c919a12d7c51
[INFO] running `Command { std: "docker" "start" "-a" "edfd63ac8895d8f5e71b13ca78d2da6543d65f3d69b57598f3c1c919a12d7c51", kill_on_drop: false }`
[INFO] [stderr]    Compiling arc_number v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "edfd63ac8895d8f5e71b13ca78d2da6543d65f3d69b57598f3c1c919a12d7c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edfd63ac8895d8f5e71b13ca78d2da6543d65f3d69b57598f3c1c919a12d7c51", kill_on_drop: false }`
[INFO] [stdout] edfd63ac8895d8f5e71b13ca78d2da6543d65f3d69b57598f3c1c919a12d7c51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1511e788ad38ae519848a0b447bd1e3d640f3b457289e7d399baa407957af49b
[INFO] running `Command { std: "docker" "start" "-a" "1511e788ad38ae519848a0b447bd1e3d640f3b457289e7d399baa407957af49b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arc_number-502fe537042ce9a3)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test parse::test ... ok
[INFO] [stdout] test utils::check_size ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/byte.rs (/opt/rustwide/target/debug/deps/byte-f53ad85f84edf701)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test te ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arc_number
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1511e788ad38ae519848a0b447bd1e3d640f3b457289e7d399baa407957af49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1511e788ad38ae519848a0b447bd1e3d640f3b457289e7d399baa407957af49b", kill_on_drop: false }`
[INFO] [stdout] 1511e788ad38ae519848a0b447bd1e3d640f3b457289e7d399baa407957af49b